Aqua Ohio - Mohawk Pws, OH
Lead detected, under the action levels
Latest 90th-percentile lead: 6.8 ppb (monitoring period 2025-2025). The federal action level is 15 ppb today and drops to 10 ppb in Nov 2027; EPA's health goal is 0. Lead was measured in sampled homes but the 90th percentile is under both action levels. EPA's health goal for lead is zero, so test your own tap if your home was built before 1986 or anyone in it is pregnant or a young child.
Who runs the water here
Aqua Ohio - Mohawk Pws serves about 2,376 people through 1,006 service connections, which makes it a small system under EPA's size classes. It is privately owned and draws groundwater, in Carroll County, Ohio. EPA system ID: OH1000812; phone on file: 330-832-5764. Call that number and ask whether your address has a lead, galvanized or unknown service line.
Aqua Ohio - Mohawk Pws's lead record
That is up 6.8 ppb from 0 ppb in the period ending 2024. The highest 90th-percentile result EPA holds for Aqua Ohio - Mohawk Pws is 11 ppb across 9 monitoring periods, none of them over 15 ppb (1 over 10 ppb).
| Period ending | 90th-percentile lead |
|---|---|
| 2025 | 6.8 ppb |
| 2024 | 0 (not detected) |
| 2023 | 2.5 ppb |
| 2022 | 0 (not detected) |
| 2021 | 2.9 ppb |
| 2020 | 6.5 ppb |
| 2019 | 11 ppb over 10 |
| 2018 | 7.1 ppb |
| 2017 | 3.4 ppb |
Against other Ohio systems
Of the 1,079 Ohio systems with a lead result, the median latest reading is 0.7 ppb; 1 are over 15 ppb right now and 27 have gone over at some point. Aqua Ohio - Mohawk Pws's 6.8 ppb sits at the 98th percentile in Ohio and the 94th nationally (higher means more lead).
Other water systems in Carroll County
4 other systems share Carroll County; 0 of them have a higher latest lead result than Aqua Ohio - Mohawk Pws. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Carrollton Village | 3,055 | 0 (not detected) |
| Malvern Village Pws | 1,200 | 1.07 ppb |
| Rockwood Park | 200 | 5.58 ppb |
| Pride Valley Mhp | 100 | 0 (not detected) |
Your move
Test your own tap with a certified lab first-draw sample; Massillon, OH may offer free or low-cost kits through the utility. If your own line is lead, replacing the private side runs about $1,200-$12,300 (EPA average about $4,700). Ask Aqua Ohio - Mohawk Pws whether it covers that cost before hiring anyone - many utilities now do.
These figures describe homes the utility sampled, not your tap. Only your service line record or a test of your own water answers the question for your house. Why sampled homes are the worst-case ones is in the guide to reading the number. Size matters more than most people expect: small vs large water systems.